19 2 BRACHELYTIIA — ALEOCHARIDAE. 



Linear; similar to H. elongatula but darker and more 

 shiny, elytra shorter, punctuation of abdomen closer and 

 more even. Male with under-plate of seventh abdominal 

 segment prominent. L. If 1. Scotland ; mountain species. 



H. clavipes, Sharp. 



J5 1, Abdomen with segments two to four 

 diffusely punctured, five still more dif- 

 fusely so and six nearly smooth. 



Eather narrow and elongate. Deep black, legs and 

 antennae pitchy, base of latter obscurely paler. Tenth 

 joint of antennae a little broader than long. L. 1^ 1. 

 Eather common ; hill vspecies. H. tibialis, Heer. 



J? b. Thorax very closely punctured. 



Linear, dullish. Brown-black, antennae and legs pitcliy- 

 ye]low\ Head not narrowed in front ; elytra scarcely 

 one-fourth longer than thorax ; fifth abdominal segment 

 rather closely punctured ; posterior tarsi long and slender, 

 first joint nearly twice as long as second. L. 1-^- — 1| 1. 

 Common. IT. grey aria, Er. 



C C, Abdomen with basal segments diffusely 

 punctured, apical ones nearly smooth. 



a a. Punctuation of elytra not coarse, thorax 

 not more than one-third broader than long. 

 A a. Thorax distinctly narrowed behind. 



Black ; elytra brownisli, base of antennae and apex of 



abdomen pale, legs yellowish. Punctuation distinct but 



not very close ; pubescence yellow ; thorax about as long 



as broad ; posterior tarsi rather long and moderately stout. 



L. If 1. Common ; sea coast. H. vestita, Gr. 



JB b. Thorax scarcely or not at all narrowed 



behind. 



A 1. Tliorax finely punctured. 



a 1. Elytra not much longer tlian 

 thorax ; second abdominal segment 

 without a tubercle. 



A 2,. Last joint of antennae twice as 

 long as tenth joint. 



a 2. Length If — 2 lines. 



Colour rather variable. Black ; elytra pitchy or brown, 



